mercurial/demandload.py

Handle unrecognised options correctly.
# HG changeset patch
# User Bryan O'Sullivan <[e-mail]>
# Node ID 837a023781a0228e5791e8e278129d2d54d13f99
# Parent  d2994b5298fb20f87dc1d4747635b280db3c0526
Handle unrecognised options correctly.

def demandload(scope, modules):
    class d:
        def __getattr__(self, name):
            mod = self.__dict__["mod"]
            scope = self.__dict__["scope"]
            scope[mod] = __import__(mod, scope, scope, [])
            return getattr(scope[mod], name)

    for m in modules.split():
        dl = d()
        dl.mod = m
        dl.scope = scope
        scope[m] = dl